docs: def getOverlayTextureSize(self, ulOverlayHandle):
          """Get the size of the overlay texture"""
  
          fn = self.function_table.getOverlayTextureSize
          pWidth = c_uint32()
          pHeight = c_uint32()
          result = fn(ulOverlayHandle, byref(pWidth), byref(pHeight))
          return result, pWidth.value, pHeight.value